/Engine/Source/Runtime/TypedElementFramework/Public/Elements/Interfaces/TypedElementDataStorageUiInterface.h
Register a widget purpose. Widget purposes indicates how widgets can be used and categorizes/organizes the available widget factories. If the same purpose is registered multiple times, only the first will be recorded and later registrations will be silently ignored.
void RegisterWidgetPurpose ( [FName](API\Runtime\Core\UObject\FName) Purpose, [EPurposeType](API\Runtime\TypedElementFramework\Elements\Interfaces\ITypedElementDat-_2\EPurposeType) Type, [FText](API\Runtime\Core\Internationalization\FText) Description )